Spotlight Article:

Favorite Multifamily Retrofits

Which retrofit is better: changing the boiler or changing the lighting? There are so many possibilities for multifamily buildings that choosing the "best" retrofit depends a lot on your definition. Are you after the most ...

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July 01, 1995

People who seal ducts for a living are used to crawling in tight, dirty spaces, but even the lean and nimble technician will find sections of duct that are simply inaccessible or not worth the effort. A new method developed at Lawrence Berkeley Laboratory (LBL) is designed to reduce the frustrations of duct sealing, improve sealing capability, and reduce cost, time, and material requirements. [continue reading]

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July 01, 1995

Urethane foams can make a major contribution to improving the energy efficiency of buildings when they are used as an air leakage control material or as a component of an air barrier system. [continue reading]

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January 01, 1995

In the Great Flood of 1993, more than 10 million acres were inundated by floods that caused more than $12 billion of property damage in the nine states of North Dakota, South Dakota, Minnesota, Nebraska, Kansas, Iowa, Wisconsin, Illinois, and Missouri. [continue reading]

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September 01, 1994

Windows account for a fairly large percentage of the heat loss of houses. Even in new homes built to stringent energy code, windows still account for about 25% of the overall conductive heat loss. [continue reading]